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The band edge excitonic transitions were measured by the reflectivity and photoluminescence measurements.

利用反射及光激萤光量测能隙边缘的激

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These camouflage protective functions may be attributed to the electronic transition of a-naphthaquinone in lithospermum erythro...

紫草迷彩伪装性能可能是它的主要成分α萘醌的共轭的结果。

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Using a potential model with relativistic correction we evaluated the spectrum, le-pton decay widths and radiative transition widths of heavy quarkonium systems.

本文用考虑了相对论修正的势模型计算重夸克偶的能谱、轻宽度和辐射宽度。

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Using the guantum mechanics method to describe the electronically nonadiabatic transition, the equation of the motion of the nonadiabatic transition probability amplitutes have been derived.

用量于力学方法描写非绝过程.导出并求解了几率振幅的运动方程,该方程正确描写了共振态的存在和驰豫现象。

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A method is proposed to exactly diagonalize the Hamiltonian of a N-layer quantum dot containing a single electron in each dot in arbitrary magnetic fields.

摘要用精确对角化的方法研究了处于外磁场中的N层单垂直耦合量点系统,计算了基态随外磁场的变化关系。

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The results also show that green band emission is due to transition from conduction band to deep acceptor level which result in antiposition defect of OZn.

同样方法测量的530nm绿峰的发光衰变规律显示绿光主要源于导带至OZn反位缺陷深受主能级的

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艺术巨作揭秘(双语精选)

Soane was a working class boy who miraculously rose through the British class system.

索恩生来是工人奇迹般完成了

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英语演讲大全

And it will be orders of magnitude faster than the thousand-year transition that happened last time.

而且会比上次发生千年快几个数量

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生活智慧

I said, there's no photon in it, just that the electron makes a transition.

我说, 里面没有光, 只是发生了

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Crash Course 综合篇

Just like with the ionization energy there's a discrete energy jump involved with the adding of an electron.

就像离能一样, 有一个离散能量涉及到一个添加。

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时代周刊 (Time)

In this monarchical system everyone knew his or her place, with little expectation of being able to move very far outside of it.

在当时君主制体制下,所有人都很识时务,很少指望自己能实现多大

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经济学人-科技

Bombard an ordinary hydrogen atom with microwaves of the right frequency and you will lift it out of its ground state by flipping the spin of its electron.

以特定频率微波轰击普通氢原可以反转其中自旋,使其离开基态。

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化学 Crash Course

This form of radiation is often released when electrons transition from an unstable excited state, to a more stable state that has a lower energy.

从不稳定激发态到能量较低更稳定态时,通常会释放这种形式辐射。

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PBS趣味科普

How can the same sum total of solar orbits, lunar phases, terrestrial rotations, or transitions of a cesium-133 atom remain constant, but feel so different in our minds?

太阳轨道、月相、地球自转或铯 133 原总和怎么会保持不变,但在我们脑海中感觉如此不同?

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Crash Course 天文篇

For example, if a cloud of gas is blasted by light from a nearby massive star, the gas in it becomes excited; the electrons in its atoms jump to a higher energy level.

例如,如果一团气体云被附近大质量恒星发出光强烈照射,其中气体就会被激发;原就会到更高

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